<template>
  <div>
    <el-form :inline="true">
      <el-form-item>
        <el-button type="primary" @click="dialogVisible = true" v-if="hasAuth('sys:menu:save')">新增</el-button>
      </el-form-item>
    </el-form>

    <el-table
      :data="tableData"
      style="width: 100%;margin-bottom: 20px;"
      row-key="id"
      border
      stripe
      default-expand-all
      :tree-props="{children: 'children', hasChildren: 'hasChildren'}"
    >
      <el-table-column prop="name" label="名称" sortable width="200"></el-table-column>
      <el-table-column prop="perms" label="权限编码" sortable width="220"></el-table-column>

      <el-table-column prop="icon" label="图标" width="220"></el-table-column>

      <el-table-column prop="type" label="类型" width="65">
        <template slot-scope="scope">
          <el-tag size="small" v-if="scope.row.type === 0">目录</el-tag>
          <el-tag size="small" v-else-if="scope.row.type === 1" type="success">菜单</el-tag>
          <el-tag size="small" v-else-if="scope.row.type === 2" type="info">按钮</el-tag>
        </template>
      </el-table-column>

      <el-table-column prop="path" label="菜单URL"></el-table-column>
      <el-table-column prop="component" label="菜单组件" width="180"></el-table-column>
      <el-table-column prop="orderNum" label="排序号" width="70"></el-table-column>
      <el-table-column fixed="right" prop="icon" width="100" label="操作">
        <template slot-scope="scope">
          <el-button type="text" @click="editHandle(scope.row.id)">编辑</el-button>
          <el-divider direction="vertical"></el-divider>

          <template>
            <el-popconfirm title="这是一段内容确定删除吗？" @confirm="delHandle(scope.row.id)">
              <el-button type="text" slot="reference" v-if="hasAuth('sys:role:delete')">删除</el-button>
            </el-popconfirm>
          </template>
        </template>
      </el-table-column>
    </el-table>

    <!--新增对话框-->
    <el-dialog
      title="新增菜单"
      :visible.sync="dialogVisible"
      width="600px"
      :close-on-click-modal="false"
      :before-close="handleClose"
    >
      <el-form
        :model="editForm"
        :rules="editFormRules"
        ref="editForm"
        label-width="100px"
        class="demo-editForm"
      >
        <el-form-item label="上级菜单" prop="parentId">
          <el-select v-model="editForm.parentId" placeholder="请选择上级菜单">
            <template v-for="item in tableData">
              <el-option :label="item.name" :value="item.id"></el-option>
              <template v-for="child in item.children">
                <el-option :label="child.name" :value="child.id">
                  <span>{{ "- " + child.name }}</span>
                </el-option>
              </template>
            </template>
          </el-select>
        </el-form-item>

        <el-form-item label="菜单名称" prop="name" label-width="100px">
          <el-input v-model="editForm.name" autocomplete="off"></el-input>
        </el-form-item>

        <el-form-item label="权限编码" prop="perms" label-width="100px">
          <el-input v-model="editForm.perms" autocomplete="off"></el-input>
        </el-form-item>

        <el-form-item label="图标" prop="icon" label-width="100px">
          <el-input v-model="editForm.icon" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="菜单URL" prop="path" label-width="100px">
          <el-input v-model="editForm.path" autocomplete="off"></el-input>
        </el-form-item>

        <el-form-item label="菜单组件" prop="component" label-width="100px">
          <el-input v-model="editForm.component" autocomplete="off"></el-input>
        </el-form-item>

        <el-form-item label="类型" prop="type" label-width="100px">
          <el-radio-group v-model="editForm.type">
            <el-radio :label="0">目录</el-radio>
            <el-radio :label="1">菜单</el-radio>
            <el-radio :label="2">按钮</el-radio>
          </el-radio-group>
        </el-form-item>

        <el-form-item label="排序号" prop="orderNum" label-width="100px">
          <el-input-number v-model="editForm.orderNum" :min="1" label="排序号">1</el-input-number>
        </el-form-item>

        <el-form-item>
          <el-button type="primary" @click="submitForm('editForm')">立即创建</el-button>
          <el-button @click="resetForm('editForm')">重置</el-button>
        </el-form-item>
      </el-form>
    </el-dialog>
  </div>
</template>

<script>
export default {
  name: 'Menu',
  data() {
    return {
      dialogVisible: false,
      editForm: {},
      editFormRules: {
        parentId: [
          { required: true, message: '请选择上级菜单', trigger: 'blur' },
        ],
        name: [{ required: true, message: '请输入名称', trigger: 'blur' }],
        perms: [{ required: true, message: '请输入权限编码', trigger: 'blur' }],
        orderNum: [
          { required: true, message: '请填入排序号', trigger: 'blur' },
        ],
      },
      tableData: [],
    }
  },
  created() {
    this.getMenuTree()
  },
  methods: {
    getMenuTree() {
      this.$axios.get('/sys/menu/list').then((res) => {
        this.tableData = res.data.data
      })
    },
    submitForm(formName) {
      this.$refs[formName].validate((valid) => {
        if (valid) {
          this.$axios
            .post(
              '/sys/menu/' + (this.editForm.id ? 'update' : 'save'),
              this.editForm
            )
            .then((res) => {
              this.getMenuTree()

              this.$message({
                showClose: true,
                message: '恭喜你，操作成功',
                type: 'success',
                duration: 1300,
              })
              this.dialogVisible = false
              this.resetForm(formName)
            })
        } else {
          console.log('error submit!!')
          return false
        }
      })
    },
    editHandle(id) {
      this.$axios.get('/sys/menu/info/' + id).then((res) => {
        this.editForm = res.data.data

        this.dialogVisible = true
      })
    },
    resetForm(formName) {
      this.$refs[formName].resetFields()
      this.dialogVisible = false
      this.editForm = {}
    },
    handleClose() {
      this.resetForm('editForm')
    },
    delHandle(id) {
      this.$axios.post('/sys/menu/delete/' + id).then((res) => {
        this.getMenuTree()

        this.$message({
          showClose: true,
          message: '恭喜你，操作成功',
          type: 'success',
          duration: 1300,
        })
      })
    },
  },
}
</script>

<style scoped>
</style>